A teacher who taught at schools across Surrey has been banned from the profession for having a sexual relationship with a ...

Pinhole pupilloplasty is a surgical procedure that aims to narrow the pupil to pinhole size to impart greater depth of focus ...

People take the shape of the human eye for granted. Changing the shape of the pupils in your own eyes is both a subtle and dramatic way to remind clients that you stand out from the competition. When ...

Pupil size predicts death and hospital readmission in patients with heart failure, according to research published today in ESC Heart Failure, a journal of the European Society of Cardiology (ESC). 1 ...

While judging their sensory environments, decision-makers seem to use the uncertainty about their choices to guide adjustments of their subsequent behaviour. One possible source of these behavioural ...

For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A look under the eyelids showed them that more happens in the brain during ...

This story is from The Pulse, a weekly health and science podcast. Find it on Apple Podcasts, Spotify or wherever you get your podcasts. The videos go like this: Someone uses their phone to zoom in on ...

A history teacher who sent messages about her sexual encounters to a pupil on Instagram and encouraged him to drink alcohol and smoke cannabis with her has been struck off. Charlotte Doman, 34, has ...

The iris is a structure behind the transparent cornea of the eye. It has a circular opening called the pupil that changes size in response to the light level. Your pupils are usually the same size as ...

Marcus Gunn pupil is also known as Marcus Gunn sign and relative afferent pupillary defect (RAPD). It’s when the eye’s pupil only slightly contracts or dilates when light shines over it, instead of ...

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.